Prosser ZIP Codes — Benton County, WA

There is one unique ZIP code in Prosser, Washington and it is 99350. Area code: 509.
1
ZIP codes
600.07
sq mi land
1.69
sq mi water
509
area code
Prosser, WA ZIP code map
ZIP codes for Prosser, WA (1)
ZIP code City County Map
99350 Prosser Benton View map

Demographics & statistics

14,287
Population
34.6
Median age
$70,164
Median household income
$29,898
Per capita income
$278,500
Median home value
$932
Median monthly rent
63.0%
Home ownership
10.9%
Poverty rate
7.3%
Unemployment
3,284
Housing units
21.3%
Bachelor's or higher

Age distribution

Male Female
385
Under 5
369
781
5–9
750
752
10–14
721
379
15–19
363
587
20–24
564
831
25–34
798
845
35–44
810
926
45–54
889
322
55–59
309
365
60–64
350
658
65–74
631
339
75–84
326
121
85+
116
← Male
Female →

Age summary

GroupCount%
Under 184,30130.1%
18 and over9,98669.9%
65 and over2,19115.3%
Median age34.6 years

Race & ethnicity

White 49.9%
Hispanic or Latino 23.3%
Other race 15.2%
Two or more races 8.1%
Asian 1.8%
American Indian / Alaska Native 1.1%
Black or African American 0.5%
Native Hawaiian / Pacific Islander 0.1%
GroupCount%
White9,29649.9%
Hispanic or Latino4,33023.3%
Other race2,82915.2%
Two or more races1,5018.1%
Asian3411.8%
American Indian / Alaska Native2121.1%
Black or African American960.5%
Native Hawaiian / Pacific Islander120.1%

Household income

Under $10k 3.5%
$10k–$15k 3.0%
$15k–$25k 6.5%
$25k–$35k 10.8%
$35k–$50k 8.2%
$50k–$75k 20.0%
$75k–$100k 11.0%
$100k–$150k 23.4%
$150k–$200k 9.1%
$200k+ 4.4%
Range% of households
Under $10k3.5%
$10k–$15k3.0%
$15k–$25k6.5%
$25k–$35k10.8%
$35k–$50k8.2%
$50k–$75k20.0%
$75k–$100k11.0%
$100k–$150k23.4%
$150k–$200k9.1%
$200k+4.4%
Median income$70,164

Housing

Home values

Under $50k 7.4%
$50k–$100k 1.7%
$100k–$150k 4.0%
$150k–$200k 7.7%
$200k–$300k 36.3%
$300k–$500k 30.0%
$500k–$1M 9.4%
$1M+ 3.5%

Housing overview

MetricValue
Median home value$278,500
Median rent / month$932
Owner occupied63.0%
Renter occupied37.0%
Vacant5.5%
Single-family detached66.9%
Large apartment buildings7.4%
Mobile homes17.0%
Median rooms5.5
Avg household size (owned)2.89

Year built

Era%
2020 or later0.4%
2010–20199.4%
2000–200912.7%
1990–199915.7%
1980–198918.6%
1970–19797.7%
1960–19696.5%
1950–195911.0%
1940–19498.1%
1939 or earlier10.1%

Bedrooms

Size% of units
No bedroom (studio)2.3%
1 bedroom8.8%
2 bedrooms24.8%
3 bedrooms43.9%
4 bedrooms17.5%
5+ bedrooms2.7%

Vehicles per household

Vehicles% of households
No vehicle6.1%
1 vehicle22.7%
2 vehicles33.8%
3 or more37.4%

Heating fuel

Fuel type%
Utility gas6.4%
Electricity86.0%
Propane / LP gas3.9%
Fuel oil0.8%
Wood2.3%
No fuel used0.6%

Households & families

Household typeCount%
Married-couple family2,88460.4%
Cohabiting couple3998.4%
Male householder, no spouse52311.0%
Female householder, no spouse96520.2%
Households with children under 181,99041.7%
Households with seniors (65+)1,63634.3%
Average household size2.95

Marital status

StatusMaleFemale
Never married29.6%25.7%
Married56.7%53.5%
Separated1.3%2.5%
Widowed2.3%10.0%
Divorced10.1%8.2%

Education

Less than 9th grade 13.8%
Some HS, no diploma 7.9%
HS graduate 28.9%
Some college, no degree 17.9%
Associate's degree 10.3%
Bachelor's degree 13.7%
Graduate / professional 7.6%
Metric%
HS diploma or higher78.3%
Bachelor's or higher21.3%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool1995.0%
Kindergarten2937.3%
Elementary school2,27056.9%
High school73818.5%
College / grad school48912.3%

Employment

Industry of employment

Agriculture & mining 21.9%
Education & healthcare 21.9%
Arts, food & hospitality 10.7%
Retail trade 8.3%
Manufacturing 7.1%
Professional & management 6.5%
Construction 6.2%
Public administration 4.8%
Other services 3.7%
Wholesale trade 2.8%
Transportation & utilities 2.4%
Finance & real estate 2.3%
Information 1.2%

Occupation

Category%
Management, business & arts30.5%
Service20.6%
Sales & office13.6%
Natural resources & construction22.8%
Production & transportation12.6%

Employment type

Type%
Private sector73.1%
Government19.6%
Self-employed6.6%
Unpaid family workers0.7%

Commute

Method%
Drive alone74.7%
Carpool13.4%
Public transit1.3%
Walk1.6%
Other means1.4%
Avg commute (minutes)21.1

Poverty

All people 10.9%
Under 18 years 11.7%
18 and over 10.5%
Married-couple families 6.6%
Female-led households 26.3%

Income support

Source% of households
Social Security34.7%
Retirement income24.2%
Supplemental Security3.8%
Cash public assistance4.8%
Food stamps / SNAP10.3%

Health indicators

Condition%
High blood pressure30.3%
High cholesterol31.6%
Heart disease6.2%
Stroke3.0%
Asthma11.0%
Arthritis24.3%
Kidney disease3.0%
Pulmonary disease6.7%
Cancer6.1%
Behavior / access%
Binge drinking15.9%
No physical activity23.9%
Less than 7 hrs sleep31.1%
Fair or poor health17.6%
Poor mental health16.0%
Poor physical health12.2%
No health insurance19.2%
Visited doctor (checkup)69.9%
Visited dentist59.8%
Cholesterol screening85.6%
Teeth loss15.2%

Veterans & disability

VeteransCount%
Civilian veterans7067.1%
Disability%
Any disability8.7%
Under 181.7%
18–64 years5.1%
65 and over35.5%

Health insurance coverage

Type%
Private insurance60.6%
Public insurance38.0%
Uninsured under 190.3%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only13,53394.7%
Spanish2,03115.0%
Other Indo-European1,98514.7%
Asian & Pacific Islander100.1%
Other languages360.3%

Place of birth & citizenship

OriginCount%
Native born (US)11,58581.1%
Born in same state11,22578.6%
Born in different state7,88555.2%
Foreign born3602.5%
Naturalized citizen2,70218.9%
Not a US citizen62623.2%

Ancestry

AncestryCount%
French1,71012%
Italian9036.3%
Arab4002.8%
English3962.8%
AncestryCount%
Polish1551.1%
German1441%
Dutch680.5%

Technology access

Metric% of households
Computer access33.4%
Internet access90.6%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

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